Calcium is an alkaline metal in the second group on the periodic table. Fluorine is a gaseous non-metallic element that is part of the halogen... View Article
The smaller lobe of the liver, spleen, pancreas, stomach, left adrenal gland, left kidney, left ureter, left Fallopian tube (female) left ovary... View Article
When an egg or sperm with an abnormal number of chromosomes is joined with a normal egg or sperm, then the resulting fertilized cell will not... View Article
Seasons happen because Earth's axis is tilted at an angle of about 23.4 degrees and different parts of Earth receive more solar energy than... View Article
Charcoal is largely pure carbon. Therefore, its chemical formula remains the same as carbon which is C. It is black and can be used for making... View Article
Conductivity involves measuring the ability of a substance to conduct an electrical charge. Conductivity is a physical property because the... View Article
The nucleolus is just a part of the nucleus. The nucleus is the main part of the cell while the nucleolus is part of the nucleus itself. The... View Article
Hydrogen is the simplest atom having only one proton in the nucleus, which is orbited by only one electron. Hydrogen is the most abundant and... View Article
When a liquid changes into gas vaporization has occurred. The process can either occur due to boiling or evaporation. Evaporation will occur more... View Article
The balanced equation is 2SO2 + O2 → 2SO3. To balance the equation: We have 1 S on the right, so we need 1 S on the left. We put a 1 in... View Article
Four rules to be said for a compound as aromatic. First, it must be cyclic. Second, every atom in the ring must be conjugated. Third, the... View Article
The term 'electronegativity' was introduced by Jöns Jacob Berzelius in 1811, Electronegativity is a measure of the tendency of an atom to attract... View Article
The element sodium is in the alkali metal group of the periodic table. It comprises approximately 2.8 per cent of Earth's crust. An atomic number... View Article
Alcohols can be converted into tosylates using tosyl chloride and a base to 'mop-up' the HCl by-product. Tosylates are good substrates for... View Article
Peduncle refers to the stem or stalk of a flower or Peduncle means a stalk bearing a flower (or fruit), or stem of an inflorescence. Stems do... View Article
Answer: The first way of working it out is to square each number in order (0, 1, 2, 3, 4, 5) and each time, add one. The second way is to add... View Article
The Lewis structure of nitrate ion is unusual because it features 3 formal charges in that the nitrogen is quaternized and formally cationic, and... View Article
